Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
With the onset of May, Woodburn's average high-temperature sees a modest rise, moving from April's refreshing 58.1°F (14.5°C) to an enjoyable 66.2°F (19°C). In Woodburn, following the steep rise of daytime temperatures, an average nighttime low of 43°F (6.1°C) is anticipated during May.Humidity
The average relative humidity in May is 76%.Rainfall
In May, the rain falls for 13.3 days. Throughout May, 1.69" (43mm) of precipitation is accumulated. In Woodburn, during the entire year, the rain falls for 169.2 days and collects up to 28.35" (720mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
In Woodburn, the average length of the day in May is 14h and 53min.On the first day of the month, sunrise is at 5:58 am and sunset at 8:17 pm. On the last day of May, sunrise is at 5:27 am and sunset at 8:51 pm PDT.
Sunshine
The average sunshine in May is 8.8h.UV index
The average daily maximum UV index in May in Woodburn is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In May, an average UV index of 4 transforms into the following instructions:
Make use of precautions - It is urged to ward off sun damage. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
What is the average humidity in May?
How much does it rain in May?
When it does not snow?
What is the average length of the day in May?
What time are sunrise and sunset in May?
How many hours of sunshine does Woodburn have in May?
What is the UV index intensity in May in Woodburn?
Average temperature in May
Woodburn, OR
- Average high temperature in May: 66.2°F
The warmest month (with the highest average high temperature) is August (81.7°F).
The month with the lowest average high temperature is December (44.4°F).
- Average low temperature in May: 43°F
The month with the highest average low temperature is August (53.8°F).
The coldest month (with the lowest average low temperature) is December (34.5°F).
Average pressure in May
Woodburn, OR
- Average pressure in May: 30.03"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).
Average wind speed in May
Woodburn, OR
- Average wind speed in May: 4.3mph
The windiest months (with the highest average wind speed) are January and March (5.5mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).
Average humidity in May
Woodburn, OR
- Average humidity in May: 76%
The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is August (65%).
Average rainfall in May
Woodburn, OR
- Average rainfall in May: 1.69"
The wettest month (with the highest rainfall) is December (4.21").
The driest month (with the least rainfall) is July (0.28").
Average rainfall days in May
Woodburn, OR
- Average rainfall days in May: 13.3 days
The month with the highest number of rainy days is March (19.9 days).
The months with the least rainy days are July and August (4.3 days).
Average snowfall in May
Woodburn, OR
- Average snowfall in May: 0"
The month with the highest snowfall is February (1.3").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Woodburn, OR
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Woodburn, OR
- Average daylight in May: 14h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in May
Woodburn, OR
- Average sunshine days in May: 15.7 days
The month with the most sunshine days is July (25 days).
The month with the least sunshine days is February (8.4 days).
Average UV index in May
Woodburn, OR
- Average UV index in May: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Woodburn, OR
- Average cloud cover in May: 47
The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in May
Woodburn, OR
- Average visibility in May: 5mi
The months with the highest visibility are July, August and September (6mi).
The months with the lowest visibility are January, February, March, April, May, June, October, November and December (5mi).
Woodburn, Oregon, USA
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